Home / 33,328.44-45,994.47-18,222.12

Finding the Fourth Proportional to 33,328.44, 45,994.47 and 18,222.12

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Solution

The fourth proportional to 33,328.44, 45,994.47 and 18,222.12 is: 25,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.44 : 45,994.47 = 18,222.12 : x
  2. Step 2: Convert to fraction form
    33,328.44/45,994.47 = 18,222.12/x
  3. Step 3: Cross multiply
    33,328.44x = 45,994.47 × 18,222.12
  4. Step 4: Simplify right side
    33,328.44x = 838,116,751.68
  5. Step 5: Solve for x
    x = 838,116,751.68/33,328.44
  6. Step 6: Final answer
    x = 25,147.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.